import { App, staticFiles, cors } from "fresh";
import { define, type State } from "./utils.ts";

export const app = new App<State>();

app.use(cors({
  origin: "*",
  allowHeaders: ["*"],
  allowMethods: ["POST", "GET", "OPTIONS"],
  exposeHeaders: ["Content-Length", "X-Kuma-Revision"],
  maxAge: 600,
  credentials: true,
}))

app.use(staticFiles());

// 模拟产品数据
const mockProductsList = [
  {
    id: 1,
    name: "Xiaomi Buds 5 Pro",
    description: "高音质无线蓝牙耳机，续航可达30小时",
    price: 1199.19,
    imageUrl: "https://cdn.cnbj0.fds.api.mi-img.com/b2c-shopapi-pms/pms_1740638541.0557913.png",
    stock: 2000,
    categoryId: 1,
  },
  {
    id: 2,
    name: "机械键盘MK71pro",
    description: "青轴机械键盘，全键无冲",
    price: 899.00,
    imageUrl: "https://cdn.cnbj0.fds.api.mi-img.com/b2c-shopapi-pms/67D4F43CD4C647AD8F45892D6567E14A.png",
    stock: 1000,
    categoryId: 1,
  },
  {
    id: 3,
    name: "Xiaomi Watch S4 Sport",
    description: "多功能智能手表，支持心率监测和GPS",
    price: 1699.00,
    imageUrl: "https://cdn.cnbj0.fds.api.mi-img.com/b2c-shopapi-pms/pms_1721233615.78223053.png",
    stock: 200,
    categoryId: 1,
  }
];

const Res = <T extends Array<Object> | Object>(data: T) => {
  return JSON.stringify({
    code: 200,
    message: "success",
    data: data
  });
}

// http://127.0.0.1:3000/api/productsList
app.get("/api/productsList", (ctx: { params: { name: any; }; }) => {
  return new Response(Res(mockProductsList));
});

// http://127.0.0.1:3000/api/productsInfo?id=3
app.get("/api/productsInfo", (req: Request, ctx: { params: { id: number; }; }) => {
  const id = (new URL(req.url)).searchParams.get('id')

  if (!id) {
    return new Response(Res("缺少id参数"));
  }

  const result = mockProductsList.find(product => product.id == Number(id))
  if (!result) {
    return new Response(Res("找不到数据"));
  }

  return new Response(Res(result));
});

const exampleLoggerMiddleware = define.middleware((ctx: { req: { method: any; url: any; }; next: () => any; }) => {
  console.log(`${ctx.req.method} ${ctx.req.url}`);
  return ctx.next();
});

app.use(exampleLoggerMiddleware);